Colour

#657BAD

#657BAD
Blue
Dark
Nearest: Steel blue

#657BAD is a blue with RGB values 101, 123, 173 and HSL 222°, 31%, 54%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#657BAD#657BAD

HEX#657BAD

RGBrgb(101, 123, 173)

RGB (0–1)0.3961, 0.4824, 0.6784

RGB percentages39.6%, 48.2%, 67.8%

HSLhsl(221.7, 30.5%, 53.7%)

HSV / HSBhsv(221.7, 41.6%, 67.8%)

CMYK41.6%, 28.9%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,650,797

CSS custom property--colour: #657BAD;

Brightness & contrast

Relative luminance0.1995WCAG 2.x, 0 is black and 1 is white

Perceived brightness123.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.99:1

Contrast with white4.21:1WCAG normal text: Fail

Contrast with black4.99:1WCAG normal text: AA

Greyscale equivalent#7A7A7A

Inverted#9A8452

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#697FAFno red cones; affects about 1% of men; ΔE 2 from the original

Deuteranopia#6278ACno green cones; the most common form, about 1% of men; ΔE 1.7 from the original

Tritanopia#4D858Dno blue cones; rare, and affects men and women equally; ΔE 28.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.21:1WCAG large text: AA

Contrast with black, large text4.99:1WCAG large text: AAA

Named colours

Steel blue · ΔE 9.8 Light slate grey · ΔE 19.9 Slate grey · ΔE 20 Cornflower blue · ΔE 23 Gray · ΔE 29.6 Dim grey · ΔE 30.5

Nearest named CSS colourSteel blue (#4682B4)ΔE 9.8, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#AD9765

Analogous#659FAD, #7365AD

Triadic#AD657B, #7BAD65

Split complementary#AD7365, #9FAD65

Tetradic#AD659F, #AD9765, #65AD73

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#EAEDF4

Lighter +30%#C9D1E2

Lighter +20%#A8B4D0

Lighter +10%#8698BF

Darker −10%#4D6292

Darker −20%#3C4C70

Darker −30%#2A354F

Darker −40%#181F2E

More saturated +25%#4870CB

Less saturated −25%#838690

Channel breakdown

R101

G123

B173

Red101 (39.6%)

Green123 (48.2%)

Blue173 (67.8%)

Hue221.67°

Saturation (HSL)30.51%

Lightness53.73%

Dominant channelBlue

Hex per channelR 65 · G 7B · B AD

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#657BAD

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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